HomeEngine > Valve Train ComponentsStandard Ignition VVT391 Engine Variable Valve Timing (VVT) Solenoid
Part #: VVT391

Standard Ignition VVT391 Engine Variable Valve Timing (VVT) Solenoid

⚙️ 39 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford and Lincoln, Transit Connect, Expedition, F-150, GT, Mustang, and Navigator
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Reliable Engine Variable Valve Timing Solenoid for Ford and Lincoln

The Standard Ignition VVT391 is an electromagnetic engine variable valve timing (VVT) solenoid designed for precise control of valve timing in select Ford and Lincoln vehicles. Engineered to meet OEM specifications, this solenoid ensures optimal engine performance and efficiency.

  • Electromagnetic activation style for accurate valve timing control
  • Female rectangular connector with one plug/socket for secure electrical connection
  • Durable metal and plastic housing for long-lasting operation
  • Two male blade terminals for reliable electrical contact
  • Operates on standard 12-volt electrical systems

Detailed Product Description

The Standard Ignition VVT391 solenoid is specifically designed to regulate the variable valve timing system in compatible Ford and Lincoln models, including the Expedition, F-150, GT, Mustang, Navigator, and Transit Connect. Featuring a female rectangular connector with a single plug/socket, this solenoid provides a secure and stable electrical connection. The housing combines metal and plastic materials to withstand engine bay conditions while maintaining durability. With two male blade terminals, the solenoid ensures consistent electrical conductivity. This 12-volt solenoid operates electromagnetically to adjust valve timing, improving engine efficiency and performance.

Common Applications and Issues Addressed

  • Restores proper variable valve timing function in Ford and Lincoln engines
  • Resolves engine performance issues such as rough idling or reduced power
  • Eliminates check engine light codes related to VVT solenoid failure
  • Improves fuel efficiency by optimizing valve timing
  • Prevents engine stalling or hesitation caused by faulty solenoids

Installation Notes and Tips

  • Ensure vehicle compatibility with Ford Expedition, F-150, GT, Mustang, Navigator, or Transit Connect models
  • Disconnect the battery before installation to avoid electrical shorts
  • Verify connector type and terminal orientation for proper fitment
  • Use appropriate tools to avoid damage to the solenoid or mounting area
  • Check for any oil leaks or debris around the installation site before mounting

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The VVT391 solenoid undergoes rigorous quality control testing to maintain consistent operation. While mounting hardware and gaskets are not included, the solenoid is designed for straightforward replacement. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.

BrandStandard Ignition
Part NumberVVT391
Activation StyleElectromagnetic
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug; Socket
Gaskets IncludedNo
Housing MaterialMetal, Plastic
Mounting Hardware IncludedNo
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 39 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2025FordExpedition3.5LV6N/A
2025FordF-1503.5LV6N/A
2025LincolnNavigator3.5LV6N/A
2024FordExpedition3.5LV6N/A
2024FordF-1503.5LV6N/A
2023FordExpedition3.5LV6N/A
2023FordF-1505.0LV8N/A
2023FordTransit Connect2.0LL4N/A
2023LincolnNavigator3.5LV6N/A
2022FordExpedition3.5LV6N/A
2022FordF-1505.0LV8N/A
2022FordTransit Connect2.0LL4N/A
2022LincolnNavigator3.5LV6N/A
2021FordExpedition3.5LV6N/A
2021FordF-1505.0LV8N/A
2021FordTransit Connect2.0LL4N/A
2021LincolnNavigator3.5LV6N/A
2020FordExpedition3.5LV6N/A
2020FordF-1503.5LV6N/A
2020FordF-1505.0LV8N/A
2020FordGT3.5LV6N/A
2020FordMustang5.0LV8N/A
2020FordTransit Connect2.0LL4N/A
2020LincolnNavigator3.5LV6N/A
2019FordExpedition3.5LV6N/A
2019FordF-1503.5LV6N/A
2019FordF-1505.0LV8N/A
2019FordGT3.5LV6N/A
2019FordMustang5.0LV8N/A
2019FordTransit Connect2.0LL4N/A
2019LincolnNavigator3.5LV6N/A
2018FordExpedition3.5LV6N/A
2018FordF-1503.5LV6N/A
2018FordF-1505.0LV8N/A
2018FordGT3.5LV6N/A
2018FordMustang5.0LV8N/A
2018LincolnNavigator3.5LV6N/A
2017FordF-1503.5LV6N/A
2017FordGT3.5LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

35-128261006011916-612HL3Z6M280AVV1291VVS1947VVTA129

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.